omardaabes76 omardaabes76

23-08-2018
Mathematics

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The sides of a triangle are x, x+7, and 2x-8. If the perimeter of the triangle is 47, what is x

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jdoe0001 jdoe0001

23-08-2018

just like the previous one, we sum the sides to get the perimeter.

[tex] \bf (x)+(x+7)+(2x-8)=47\implies 4x-1=47\implies 4x=48\\\\\\x=\cfrac{48}{4}\implies x=12 [/tex]

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